PI4ULS3V16ZFE

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The PI4ULS3V16ZFE logic translator/level shifter is designed to provide bidirectional voltage level shifting between standard logic families such as between 3.3V and 1.5V.The device features a high-speed non-inverting circuit topology providing bidirectional voltage translation with a low propagation delay and ultralow quiescent power. It is capable of converting a 3.3V logic level input (VCCA) to a 1.5V logic output (VCCB) while maintaining an output low-level voltage to less than 0.5V at VCCB=1.2V. By utilizing internal series termination resistors, the PI4ULS3V16ZFE device also eliminates the need for external termination resistors.

The working principle of PI4ULS3V16ZFE is simple. It has two input terminals, VCCA and GNDB, and two output terminals, VCCB and GNDB. The input voltage levels of the PI4ULS3V16ZFE should be within the ranges of VCCA=1.2V-3.3V and VCCB=1.2V-3.3V. When the two voltages are connected to the input terminals, the device will convert one voltage level to the other in a one-to-one ratio, providing bidirectional data transfer capability. The internal switching transistor also ensures very low propagation delay, which helps in achieving high-speed operations.

As the PI4ULS3V16ZFE device is designed primarily to bridge logic families with different voltage levels, its application field is vast and spans across almost every industry. It can be used in computers, industrial automation, handheld devices, communication systems, consumer electronics, etc. Generally, it is used in the interface between high-speed and low-speed logic circuits, or between two devices of different logic families to provide bidirectional data transfer.

One example of an application is a handheld device that receives data from an external source that has a logic voltage level of 3.3V, while the internal circuits of the device operates on 1.5V. The PI4ULS3V16ZFE device can easily bridge the gap between the two and provide bidirectional data transfer between the circuits. Another application is a system where there are two independent clock signals, one operating at 1.5V and the other at 3.3V. In this case, the PI4ULS3V16ZFE could easily be used to translate one voltage level to the other and ensure signal synchronization.

In conclusion, PI4ULS3V16ZFE is a logic translator/level shifter designed to provide bidirectional voltage level shifting, between two logic families with different voltage levels. It utilizes simple yet effective working principle and its compact design makes it suitable for various applications, in various industries. Its high-speed operation and low propagation delay provide a reliable data transfer, making it an ideal choice for various digital application designs.

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